OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-df8861-0): addr:1e:3b:e0:36:1e:b8
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:96:5e:14:88:f4:51
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
